Florentino Perez is adamant that Cristiano Ronaldo is not for sale and has backed him to retire at Real Madrid .
Speculation continues to suggest that the world's costliest player could be involved in another mega-money move this summer.
Manchester United are said to be keen on bringing a former Old Trafford favourite back to the Premier League , while ambitious French outfit Paris St Germain are also rumored to be in the process of piecing together an enticing transfer package.
Real are understandably keen to play down the rumours, with Ronaldo having been a revelation during his four years at Santiago Bernabeu.
He does have just two more years left to run on his contract in the Spanish capital, which has helped to keep the gossip flowing, but Perez is convinced that the Portugal international will eventually pen an extension and commit himself to Real for the remainder of his career.
He told 20minutos: "He's our most important asset, and we will build the future of Madrid aro...